Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 20/40 of 3/5?"
2040 × 35 is 310.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/40×6/5 20/80×3/5 20/40×3/10 60/40×3/5 20/40×9/5 20/40×3/15 20/40×15/5 20/40×3/25 20/40×21/5 20/40×3/35
© everydaycalculation.com